• Properties of life. • The diversity of life and its organization. • Introduction to biological inquiry. • Scientific inquiry method. • Microscopy and the cell theory. • Structure and functions of the cell. • Cell and cell components. • Cells communication. • Tissues, organs and organ systems. • Characteristics and classification of living things. • The study of genes and chromosomes. • Reproduction process and life cycles. • Interrelationship between organisms. • Heredity and variation. • Introduction to evolution. • Natural selection. • Elements of ecology.